package com.start.reggie.controller;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.core.conditions.update.LambdaUpdateWrapper;
import com.start.reggie.entity.AddressBook;
import com.start.reggie.service.AddressBookService;
import com.start.reggie.utils.BaseContext;
import com.start.reggie.utils.R;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

import java.util.List;

/**
 * 地址簿管理
 */
@Slf4j
@RestController
@RequestMapping("/addressBook")
public class AddressBookController {

    @Autowired
    private AddressBookService addressBookService;

    /**
     * 新增地址
     * @param addressBook
     * @return
     */
    @PostMapping
    public R<AddressBook> save(@RequestBody AddressBook addressBook){

        addressBook.setUserId(BaseContext.getCurrentId());
        log.info("addressBook：{}",addressBook);

        LambdaQueryWrapper<AddressBook> queryWrapper = new LambdaQueryWrapper<>();
        queryWrapper.eq(AddressBook::getUserId,BaseContext.getCurrentId());
        queryWrapper.eq(AddressBook::getIsDefault,1);
        AddressBook bookServiceOne = addressBookService.getOne(queryWrapper);
        if (bookServiceOne == null){
            addressBook.setIsDefault(1);
        }

        addressBookService.save(addressBook);
        return R.success(addressBook);

    }

    /**
     * 查询指定用户的全部地址
     * @param addressBook
     * @return
     */
    @GetMapping("/list")
    public R<List<AddressBook>> list(AddressBook addressBook){
        log.info("addressBook:{}",addressBook);

        //条件构造器
        LambdaQueryWrapper<AddressBook> queryWrapper = new LambdaQueryWrapper<>();
        queryWrapper.eq(AddressBook::getUserId,BaseContext.getCurrentId());
        queryWrapper.orderByDesc(AddressBook::getCreateTime);

        //SQL:select * from address_book where user_id = ? order by update_time desc
        List<AddressBook> list = addressBookService.list(queryWrapper);
        return R.success(list);
    }

    /**
     * 设置默认地址
     * @param addressBook
     * @return
     */
    @PutMapping("/default")
    public R<AddressBook> setDefault(@RequestBody AddressBook addressBook){
        log.info("addressBook:{}", addressBook);

        LambdaUpdateWrapper<AddressBook> updateWrapper = new LambdaUpdateWrapper<>();
        updateWrapper.eq(AddressBook::getUserId,BaseContext.getCurrentId());
        updateWrapper.set(AddressBook::getIsDefault,0); //该用户的全部地址设置为0（非默认）
        //SQL:update address_book set is_default = 0 where user_id = ?
        addressBookService.update(updateWrapper);

        addressBook.setIsDefault(1);
        //SQL:update address_book set is_default = 1 where id = ?
        addressBookService.updateById(addressBook);

        return R.success(addressBook);
    }

    /**
     * 根据id查询地址
     * @param id
     * @return
     */
    @GetMapping("/{id}")
    public R<AddressBook > get(@PathVariable Long id){

        AddressBook addressBook = addressBookService.getById(id);

        if (addressBook != null){
            return R.success(addressBook);
        }else {
            return R.error("未找到该对象");
        }

    }

    /**
     * 根据id修改地址
     * @param addressBook
     * @return
     */
    @PutMapping
    public R<String> update(@RequestBody AddressBook addressBook){
        log.info("修改地址信息：{}", addressBook);

        addressBookService.updateById(addressBook);

        return R.success("修改地址成功");
    }

    /**
     * 查询默认地址
     * @return
     */
    @GetMapping("/default")
    public R<AddressBook> getDefault(){

        LambdaQueryWrapper<AddressBook> queryWrapper = new LambdaQueryWrapper<>();
        queryWrapper.eq(AddressBook::getUserId,BaseContext.getCurrentId());
        queryWrapper.eq(AddressBook::getIsDefault,1);

        //SQL:select * from address_book where user_id = ? and is_default = 1
        AddressBook addressBook = addressBookService.getOne(queryWrapper);

        if (addressBook != null){
            return R.success(addressBook);
        }else {
            return R.error("未找到该对象");
        }

    }

    /**
     * 根据id删除地址
     * @param id
     * @return
     */
    @DeleteMapping
    public R<String> delete(@RequestParam("ids") Long id){

        AddressBook addressBook = addressBookService.getById(id);
        Integer isDefault = addressBook.getIsDefault();
        if (isDefault == 0){
            addressBookService.removeById(id);
            return R.success("删除地址成功");
        }else {
            return R.error("默认地址不可删除");
        }

    }

}
